A woman in her 60s suffered serious injuries when she fell off her bike in Flamstead.
Officers from the Bedfordshire, Cambridgeshire and Hertfordshire Road Policing Unit are appealing for any witnesses to the incident, which happened yesterday at about 7.20pm in River Hill.
Anyone with information should contact Sgt Michael MacLeod on 101, quoting reference ISR 752 of September 13.
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